CN111931248A - Block chain technology-based power distribution terminal tamper-proof technology and system - Google Patents
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Abstract
The invention discloses a power distribution terminal tamper-proofing technology and system based on a block chain technology, and the method comprises the following steps of S1, starting the power distribution terminal, wherein the power distribution terminal provides ID information of a target task and applies for identity registration authentication to a power distribution control center; s2, after the registration authentication is completed, the power distribution terminal transmits node identity authentication information of the target task to the power distribution control center for identity authentication; s3, after the identity authentication is completed, the power distribution terminal transmits the data information of the target task to the power distribution control center for data authentication; through increasing block chain authentication module plate in distribution terminal, realize authentication distribution terminal data backup storage, prevent falsifying and data traceability, distribution control center can transfer distribution terminal data at any time and carry out the analysis contrast, provides reliable data for power supply company and does the analysis use, provides data support for electric power planning.
Description
Technical Field
The invention relates to the technical field of electric power engineering, in particular to a power distribution terminal tamper-proofing technology and system based on a block chain technology.
Background
The block chain is a distributed shared database, which is a string of data blocks generated by correlation by using a cryptographic method, each data block contains information shared by a batch of block chain networks and is used for verifying the validity of the information and generating the next block, the block chain development process goes through 3 stages, the 1 st stage is a programmable encryption digital currency stage which takes bitcoin as a mark and faces digital currency, and the block chain system at the stage can be considered as a system supporting a digital currency contract; stage 2, supporting self-defined intelligent contract, using Etheng as representative, using programmable financial system as main characteristic digital currency expansion stage; the 3 rd stage is represented by a super account book and exceeds the application range of digital currency or finance, and the block chain technology is used as a ubiquitous solution in the stage, so that the application of the block chain technology is expanded to other fields; the block chain has the characteristics of decentralization, point-to-point transmission, transparency, traceability, non-falsification, data safety and the like, can be used for solving some pain points of the existing business, realizes the innovation of a business mode, solves the problems of integrity, authenticity and uniqueness in the value transmission process to a certain extent, reduces the risk of value transmission, improves the transmission efficiency, and realizes the informatization of a collaboration link, so that the application of the block chain technology in the power distribution network is born along with the deployment;
however, with the continuous development of power distribution networks, the technology is continuously updated, the safe operation of power distribution terminals and the safety of equipment data are also widely concerned, wherein the operation data or historical data of power distribution equipment can be locally modified, so that the safety of the operation data of the power distribution equipment cannot be guaranteed; in addition, after the operation of the power distribution device fails, data in the power distribution device is damaged and cannot be recovered, so that the operation analysis of the power system is greatly damaged.
Disclosure of Invention
The invention aims to provide a power distribution terminal anti-tampering technology and system based on a block chain technology, which have the advantages that in the operation process of a power distribution terminal, the private chain technology of the block chain is utilized to backup authentication events or fault events generated by the power distribution terminal in each authentication terminal, meanwhile, the uniqueness of data is ensured through the uniqueness of the block chain technology, the data of the power distribution terminal is effectively prevented from being tampered, and timely warning and repairing are carried out after the data is tampered, so that the problems in the prior art are solved. In order to achieve the purpose, the invention provides the following technical scheme: a power distribution terminal anti-tampering technology based on a block chain technology comprises the following steps:
s1, starting a power distribution terminal, wherein the power distribution terminal provides ID information of a target task and applies for identity registration authentication to a power distribution control center;
s2, after the registration authentication is completed, the power distribution terminal transmits node identity authentication information of the target task to the power distribution control center for identity authentication;
s3, after the identity authentication is completed, the power distribution terminal transmits the data information of the target task to the power distribution control center for data authentication;
s4, the power distribution control center performs primary backup storage on the node identity authentication information and the data authentication information of the target task, and simultaneously broadcasts the node identity authentication information and the data authentication information to each authentication node and performs secondary backup storage on the authentication node;
s5, after the primary backup storage and the secondary backup storage are finished, the power distribution control center broadcasts the node identity authentication information and the data authentication information of the target task to the authentication node of the power distribution terminal, the power distribution terminal conducts hash operation on the ID information of the target task information again, the ID information is used for conducting index modification on all IDs of the target task data information in the power distribution terminal, and anti-tampering recording of the target task is conducted on the authentication node of the power distribution terminal;
s6, the power distribution control center and the power distribution terminal carry out data characteristic value comparison analysis of the target task, and the processing of the target task of the power distribution terminal is completed
As an improvement of a power distribution terminal tamper-proofing technology based on the blockchain technology, based on step S2, when the power distribution control center performs node identity authentication on the target task information, the power distribution control center stores node information where the target task is located.
As an improvement to the power distribution terminal tamper-proofing technology based on the blockchain technology, based on step S5, the tamper-proofing recording method of the target task is as follows:
when the target task data of the power distribution terminal is tampered, the power distribution terminal transmits feedback information to a power distribution control center;
the power distribution control center performs difference comparison on the information of the corresponding target task acquired from the nearest power distribution terminal and the target task information existing in the power distribution control center; wherein,
if present: and if the power distribution control center finds the difference comparison, the power distribution control center judges that the acquired target task information is illegal to be invalid information, prohibits modifying the recorded target task information, performs alarm processing and feeds back the information to the operation and maintenance center.
As an improvement to a power distribution terminal tamper-proofing technique based on the blockchain technique, the differential comparison of the target tasks includes:
time characteristic information of the target task at each authentication node is obtained, wherein the time characteristic information comprises target task event occurrence time and time of the target task transmitted from the power distribution terminal to the power distribution control center;
the data event information of the target task at each node comprises the occurrence time of the target task at the node, the node position of the target task and the occurrence reason of the target task at the node;
the terminal information of the target task at the power distribution terminal;
and generating a check information value according to each characteristic information.
As a second aspect of the present invention, a power distribution terminal tamper-resistant system based on the block chain technology includes a power distribution terminal for implementing target task information, and a power distribution control center electrically connected to the power distribution terminal for performing data analysis, storage and backup on the target task information of the power distribution terminal, wherein,
the power distribution terminal comprises a power distribution terminal main control chip, a node identity authentication collection module, a data authentication sending module, a target data backup module and an anti-tampering recording module, wherein the node identity authentication module is electrically connected with the power distribution terminal main control chip, the data authentication sending module is electrically connected with a power distribution terminal main control chip, used for sending the data of the target task after ID information authentication is completed, the target data backup module is electrically connected with a power distribution terminal main control chip, used for updating and backing up the target task of finishing data authentication in real time and backing up the existing data again, the tamper-proof recording module is electrically connected with the power distribution terminal main control chip, the system comprises a data tampering record judgment module, a data tampering record judgment module and a data tampering record judgment module, wherein the data tampering record judgment module is used for judging data tampering record of information interacted between a power distribution terminal and a power distribution control center of a target task;
the power distribution control center comprises a power distribution control center main control chip, a node identity authentication module, a data authentication module, a communication module and a node data backup module which are electrically connected with the power distribution terminal main control chip, the node identity authentication module is electrically connected with the power distribution control center main control chip, the data authentication module is used for authenticating and storing the ID information of the target task from the power distribution terminal, the data authentication module is electrically connected with a main control chip of the power distribution control center, the communication module is used for performing data authentication on a target task of ID information identity authentication, is electrically connected with a power distribution control center main control chip, the node data backup module is electrically connected with a power distribution control center main control chip and used for backing up and storing the target task information of the authentication node on the power distribution control center.
As an improvement of a power distribution terminal anti-tampering system based on a block chain technology, the power distribution control center further comprises an alarm module electrically connected with a power distribution control center main control chip and used for warning and informing a tampered target task on a power distribution terminal authentication node.
As an improvement of a power distribution terminal tamper-resistant system based on a block chain technology, the data authentication module adopts a HASH rule and is used for generating ID information corresponding to the power distribution control center for ID information of a target task from a power distribution terminal.
As an improvement on a power distribution terminal anti-tampering system based on a block chain technology, the model of a power distribution terminal main control chip is ZYNQ XC7Z010, and the model of a power distribution control center main control chip is STM32F 429I.
Compared with the prior art, the invention has the following beneficial effects:
1. the block chain authentication module plate is added in the power distribution terminal, so that the data backup storage, the tamper resistance and the data traceability of the authentication power distribution terminal are realized, and the power distribution control center can call the data of the power distribution terminal at any time for analysis and comparison, so that reliable data is provided for power supply companies for analysis and use, and data support is provided for power planning;
2. the method comprises the steps that an original single data center synchronously backs up data of a plurality of terminals through a private chain technology in a block chain, authentication events generated by the power distribution terminals are authenticated, backed up and encrypted in each authentication terminal, meanwhile, the uniqueness of the data of the power distribution terminals is guaranteed through the uniqueness of the block chain technology, and the data are effectively prevented from being tampered.
Drawings
Fig. 1 is a schematic diagram of an information transmission flow architecture of a power distribution terminal and a power distribution control center in a power distribution terminal tamper-resistant technology based on a block chain technology according to the present invention;
fig. 2 is a schematic diagram of a data tampering record information interaction and alarm flow architecture for performing a target task between a power distribution terminal and a power distribution control center in the power distribution terminal tamper-proofing technology based on a block chain technology according to the present invention.
Fig. 3 is a schematic structural diagram of a process of performing target task identity registration authentication between a power distribution terminal and a power distribution control center in the power distribution terminal tamper-proofing technology based on the block chain technology.
Detailed description of the invention
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
The present invention will be described in further detail with reference to the accompanying drawings, but the present invention is not limited thereto.
As shown in fig. 1-2, a power distribution terminal tamper-proofing technique based on a block chain technique includes the following steps:
s1, starting a power distribution terminal, wherein the power distribution terminal provides ID information of a target task and applies for identity registration authentication to a power distribution control center;
s2, after the registration authentication is completed, the power distribution terminal transmits the node identity authentication information of the target task to the power distribution control center for identity authentication, wherein,
when the power distribution control center performs node identity authentication on target task information, the power distribution control center stores the node information of the target task, and if the target task information is not successfully authenticated, the power distribution control center needs to resend a registration application;
s3, after the identity authentication is completed, the power distribution terminal transmits the data information of the target task to the power distribution control center for data authentication, wherein the interactive information for performing the identity authentication of the target task information only exists between the node which transmits the identity authentication in the power distribution terminal and the power distribution control center, and at the moment, the power distribution control center stores the target task information carried by the node;
s4, the power distribution control center performs primary backup storage on the node identity authentication information and the data authentication information of the target task, broadcasts the node identity authentication information and the data authentication information to each authentication node at the same time, and performs secondary backup storage on the authentication nodes;
s5, after the primary backup storage and the secondary backup storage are finished, the power distribution Control center broadcasts the node identity authentication information and the data authentication information of the target task to the authentication node of the power distribution terminal, the power distribution terminal conducts hash operation on the ID information of the target task information again, the ID information is used for conducting index modification on all the IDs of the target task data information in the power distribution terminal, and tamper-proof recording of the target task is conducted on the authentication node of the power distribution terminal, wherein the data are broadcast in a mode of TCP (Transmission Control protocol), and the tamper-proof recording mode of the target task is as follows:
when the target task data of the power distribution terminal is tampered, the power distribution terminal transmits feedback information to a power distribution control center;
the power distribution control center performs difference comparison on the information of the corresponding target task acquired from the nearest power distribution terminal and the target task information existing in the power distribution control center;
if present: the power distribution control center finds the difference comparison, judges that the target task information record obtained at this time is illegal and is invalid information, forbids the power distribution control center to modify the target task information recorded at this time, and carries out alarm processing and feeds back the alarm processing to the operation and maintenance center, wherein the difference comparison of the target task comprises the following steps:
time characteristic information of the target task at each authentication node, wherein the time characteristic information comprises target task event occurrence time and time of the target task transmitted from the power distribution terminal to the power distribution control center;
the data event information of the target task at each node comprises the occurrence time of the target task at the node, the node position of the target task and the occurrence reason of the target task at the node;
the method comprises the steps that terminal information of a target task at a power distribution terminal is obtained, wherein the terminal information comprises parameter information of the target task;
and generating a check information value according to each characteristic information.
S6, the power distribution control center and the power distribution terminal carry out data characteristic value comparison analysis of a target task to complete processing of the target task of the power distribution terminal, block chain authentication module plates are added in the power distribution terminal to achieve data backup storage, tampering prevention and data traceability of the authenticated power distribution terminal, the power distribution control center can call the data of the power distribution terminal at any time to carry out analysis and comparison to provide reliable data for a power supply company to carry out analysis and use, and provide data support for power planning.
As an embodiment of the invention, a power distribution terminal anti-tampering system based on block chain technology comprises a power distribution terminal for implementing target task information, and a power distribution control center electrically connected with the power distribution terminal and used for carrying out number analysis, storage and backup on the target task information of the power distribution terminal, wherein,
the power distribution terminal comprises a power distribution terminal main control chip, a node identity authentication collection module, a data authentication sending module, a target data backup module and an anti-tampering recording module, wherein the node identity authentication module is electrically connected with the power distribution terminal main control chip and used for performing registration authentication on ID information of a target task, the data authentication sending module is electrically connected with the power distribution terminal main control chip and used for sending data of the target task after the ID information authentication is completed, the target data backup module is electrically connected with the power distribution terminal main control chip and used for performing real-time updating and backup on the target task after the data authentication is completed and performing backup on the existing data again, and the anti-tampering recording module is electrically connected with the power distribution terminal main control chip and used for judging data tampering recording on information interacted between the power distribution terminal and the power distribution control center of the target task;
the power distribution control center comprises a power distribution control center main control chip electrically connected with a power distribution terminal main control chip, a node identity authentication module, a data authentication module, a communication module, an alarm module and a node data backup module, wherein the node identity authentication module is electrically connected with the power distribution control center main control chip and used for authenticating and storing the identity information of the target task ID information from the power distribution terminal, the data authentication module is electrically connected with the power distribution control center main control chip and used for authenticating the target task of ID information identity authentication, the communication module is electrically connected with the power distribution control center main control chip and used for transmitting the signal of the target task information of identity authentication and data authentication, the node data backup module is electrically connected with the power distribution control center main control chip and used for backing up and storing the authentication node target task information on the power distribution control center, the power distribution control center main control chip is electrically connected with the alarm module and used for warning and informing a tampered target task on the power distribution terminal authentication node, wherein the data authentication module adopts a HASH rule and is used for generating ID information corresponding to the power distribution control center for the ID information of the target task from the power distribution terminal.
As an embodiment of the invention, the model of the power distribution terminal main control chip is ZYNQ XC7Z010, and the model of the power distribution control center main control chip is STM32F 429I.
While there have been shown and described the fundamental principles and essential features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. A power distribution terminal anti-tampering technology based on a block chain technology is characterized by comprising the following steps:
s1, starting a power distribution terminal, wherein the power distribution terminal provides ID information of a target task and applies for identity registration authentication to a power distribution control center;
s2, after the registration authentication is completed, the power distribution terminal transmits node identity authentication information of the target task to the power distribution control center for identity authentication;
s3, after the identity authentication is completed, the power distribution terminal transmits the data information of the target task to the power distribution control center for data authentication;
s4, the power distribution control center performs primary backup storage on the node identity authentication information and the data authentication information of the target task, and simultaneously broadcasts the node identity authentication information and the data authentication information to each authentication node and performs secondary backup storage on the authentication node;
s5, after the primary backup storage and the secondary backup storage are finished, the power distribution control center broadcasts the node identity authentication information and the data authentication information of the target task to the authentication node of the power distribution terminal, the power distribution terminal conducts hash operation on the ID information of the target task information again, the ID information is used for conducting index modification on all IDs of the target task data information in the power distribution terminal, and anti-tampering recording of the target task is conducted on the authentication node of the power distribution terminal;
and S6, the power distribution control center and the power distribution terminal perform data characteristic value comparison analysis of the target task, and the processing of the power distribution terminal target task is completed.
2. The power distribution terminal tamper-proofing technology based on the blockchain technology as claimed in claim 1, wherein based on step S2, when the power distribution control center performs node identity authentication on the target task information, the power distribution control center stores node information where the target task is located.
3. The power distribution terminal tamper-proofing technology based on the blockchain technology as claimed in claim 1, wherein based on step S5, the tamper-proofing recording manner of the target task is as follows:
when the target task data of the power distribution terminal is tampered, the power distribution terminal transmits feedback information to a power distribution control center;
the power distribution control center compares the information of the corresponding target task acquired from the nearest power distribution terminal with the existing target task information of the power distribution control center, wherein,
if present: and if the power distribution control center finds the difference comparison, the power distribution control center judges that the acquired target task information is illegal to be invalid information, prohibits modifying the recorded target task information, performs alarm processing and feeds back the information to the operation and maintenance center.
4. The power distribution terminal tamper-proofing technology based on the blockchain technology as claimed in claim 3, wherein the differential comparison of the target tasks comprises:
time characteristic information of the target task at each authentication node is obtained, wherein the time characteristic information comprises target task event occurrence time and time of the target task transmitted from the power distribution terminal to the power distribution control center;
the data event information of the target task at each node comprises the occurrence time of the target task at the node, the node position of the target task and the occurrence reason of the target task at the node;
the terminal information of the target task at the power distribution terminal;
and generating a check information value according to each characteristic information.
5. A power distribution terminal tamper-proof system based on block chain technology is characterized by comprising a power distribution terminal for implementing target task information, and a power distribution control center electrically connected with the power distribution terminal and used for carrying out data analysis, storage and backup on the target task information of the power distribution terminal, wherein,
the power distribution terminal comprises a power distribution terminal main control chip, a node identity authentication collection module, a data authentication sending module, a target data backup module and an anti-tampering recording module, wherein the node identity authentication module is electrically connected with the power distribution terminal main control chip, the data authentication sending module is electrically connected with a power distribution terminal main control chip, used for sending the data of the target task after ID information authentication is completed, the target data backup module is electrically connected with a power distribution terminal main control chip, used for updating and backing up the target task of finishing data authentication in real time and backing up the existing data again, the tamper-proof recording module is electrically connected with the power distribution terminal main control chip, the system comprises a data tampering record judgment module, a data tampering record judgment module and a data tampering record judgment module, wherein the data tampering record judgment module is used for judging data tampering record of information interacted between a power distribution terminal and a power distribution control center of a target task;
the power distribution control center comprises a power distribution control center main control chip, a node identity authentication module, a data authentication module, a communication module and a node data backup module which are electrically connected with the power distribution terminal main control chip, the node identity authentication module is electrically connected with the power distribution control center main control chip, the data authentication module is used for authenticating and storing the ID information of the target task from the power distribution terminal, the data authentication module is electrically connected with a main control chip of the power distribution control center, the communication module is used for performing data authentication on a target task of ID information identity authentication, is electrically connected with a power distribution control center main control chip, the node data backup module is electrically connected with a power distribution control center main control chip and used for backing up and storing the target task information of the authentication node on the power distribution control center.
6. The system of claim 5, wherein the power distribution control center further comprises an alarm module electrically connected to the main control chip of the power distribution control center, for providing an alarm to notify a tampered target task on the authentication node of the power distribution terminal.
7. The power distribution terminal tamper-resistant system based on the blockchain technology as claimed in claim 5, wherein the data authentication module employs a HASH rule for generating ID information corresponding to the power distribution control center for ID information of a target task from a power distribution terminal.
8. The power distribution terminal anti-tampering system based on the block chain technology as claimed in claim 5, wherein the model of the power distribution terminal main control chip is ZYNQ XC7Z010, and the model of the power distribution control center main control chip is STM32F 429I.
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